package com.spark.common.utils;

import com.spark.common.core.entity.LoginUser;
import com.spark.common.exception.SparkException;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;

/**
 * 安全服务工具类
 *
 * @author LYCHEE
 * @date 2025/2/18 14:29
 */
public class SecurityUtils {

    /**
     * 获取用户ID
     * @return 用户ID
     */
    public static String getUserId(){
        try {
            return getUser().getUserId();
        }catch (Exception e){
            throw new SparkException("获取用户ID异常");
        }
    }

    /**
     * 获取用户部门ID
     * @return 部门ID
     */
    public static String getDeptId(){
        try {
            return getUser().getDeptId();
        }catch (Exception e){
            throw new SparkException("获取部门ID异常");
        }
    }

    /**
     * 获取用户账号
     * @return 用户账号
     */
    public static String getUsername(){
        try {
            return getUser().getUsername();
        }catch (Exception e){
            throw new SparkException("获取用户账户异常");
        }
    }

    /**
     * 获取用户信息
     * @return 用户信息
     */
    public static LoginUser getUser(){
        try {
            return (LoginUser) getAuthentication().getPrincipal();
        }catch (Exception e){
            throw new SparkException("获取用户信息异常");
        }
    }

    /**
     * 获取Authentication
     */
    public static Authentication getAuthentication(){
        return SecurityContextHolder.getContext().getAuthentication();
    }

    /**
     * 生成BCryptPasswordEncoder密码
     *
     * @param password 密码
     * @return 加密字符串
     */
    public static String encryptPassword(String password){
        BCryptPasswordEncoder passwordEncoder = new BCryptPasswordEncoder();
        return passwordEncoder.encode(password);
    }

    /**
     * 判断密码是否相同
     *
     * @param rawPassword 真实密码
     * @param encodedPassword 加密后字符
     * @return 结果
     */
    public static boolean matchesPassword(String rawPassword, String encodedPassword){
        BCryptPasswordEncoder passwordEncoder = new BCryptPasswordEncoder();
        return passwordEncoder.matches(rawPassword, encodedPassword);
    }

}
